67687816

素因数分解:

$2^3\times 7^2\times {\mathrm{172673}}^1$

素因数の和:172693

約数の個数: 24

約数和(自身を含む): 147636270

約数和(自身を除く): 79948454

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 98, 196, 392, 172673, 345346, 690692, 1208711, 1381384, 2417422, 4834844, 8460977, 9669688, 16921954, 33843908, 67687816]

約数ペア:

[(1, 67687816), (2, 33843908), (4, 16921954), (7, 9669688), (8, 8460977), (14, 4834844), (28, 2417422), (49, 1381384), (56, 1208711), (98, 690692), (196, 345346), (392, 172673)]